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Emerald|Lab Grown|IGI

1.00ct J SI1 Emerald Lab Grown Diamond

VG • J/SI1 • IGI LG380970969

Shape and cutting style on the report: Emerald cut

Certificate IGI LG380970969

Diamond specifications and retailer prices

From $690 USD
As of October 29, 2026
Save $2,256 USD (77%) vs most expensive(unlock to see where)
8 retailers carry this diamond
Most expensive: $2,946 USD at NZ Jewellers · As of October 28, 2026
View at NZ Jewellers

About this 1ct lab-grown emerald diamond

This 1ct lab-grown emerald sits in the classic one-carat band, graded J colour (near-colourless) and SI1 clarity (slightly-included), with a very-good cut grade and certified by IGI LG380970969 or 380970969. Listed at 8 retailers as of October 28, 2026, with prices from $690 to $2,946, a $2,256 spread on the same certified stone. NZ Jewellers lists it at $2,946. Cut grade matters more than carat or clarity for visible brilliance. If you can shift budget toward an Excellent or Ideal cut, do it before chasing higher colour or clarity.

The 4Cs

1.00
Carat
J
Color
SI1
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginLab Grown
Grading LabIGI
CertificateIGI LG380970969
Dimensions6.55 × 4.88 × 3.26 mm
L/W Ratio1.34
Culet sizeLong
Cert comments
This Chemical Vapor Deposition (CVD) laboratory grown diamond is classified as Type IIa.
Top View
6.55 mm4.88 mm1.00 ctJ / SI1
OriginLab Grown
CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG380970969
Side View
Table 66.0%CrownGirdle: MED-STKPavilionCulet: LNGDepth

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 29
Current: $2,946 USD|Low: $690 USD|High: $3,001 USD|Avg: $1,462 USD
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
October 11, 2026
Retailer 3$690 USD
Retailer 2$903 USD
Retailer 7$983 USD
Retailer 8$1,011 USD
Retailer 4$1,048 USD
Retailer 6$1,048 USD
Retailer 5$1,682 USD
NZ Jewellers$2,946 USD
Retailer 9$3,001 USD

11 data points across 9 retailers

8 retailers$690 USD to $2,946 USD

A
Cheapest Retailer
-
$690 USD
B+
Retailer 2
-
$903 USD
View
B+
Retailer 3
-
$983 USD
View
B+
Retailer 4
-
$1,011 USD
View
Final sale: no returns
B
Retailer 5
-
$1,048 USD
View
Retailer 6
-
$1,048 USD
View
Price last confirmed 17 days ago
B
Retailer 7
-
$1,682 USD
View
Most Expensive
C
NZ Jewellers
98b1d508-17e3-454b-9f82-75566f0e1b96 · Oct 28
$2,946 USD
View
7 more retailers have this diamond
Prices start from $690 USDSave up to $2,256 USD

Carat Hunter is not affiliated with, endorsed by, or sponsored by any retailer listed. Retailer information is from publicly available sources and may not be current. Verify details directly with the retailer before purchasing. Return terms as we hold them. Check the retailer's own returns page before you buy.

A
1.00ct Emerald
$690 USD